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Transactions of the Regional Archeological Symposium for Southeastern New Mexico and Western Texas: 2008 (open access)

Transactions of the Regional Archeological Symposium for Southeastern New Mexico and Western Texas: 2008

Proceedings of the 44th regional archeological symposium including the text of papers presented during the conference. It also includes the SWFAS by-laws and April 5, 2008 meeting minutes for their annual business meeting.
Date: 2009
Creator: Robertson, Pinky
Object Type: Book
System: The Portal to Texas History
Transactions of the Regional Archeological Symposium for Southeastern New Mexico and Western Texas: 1992 (open access)

Transactions of the Regional Archeological Symposium for Southeastern New Mexico and Western Texas: 1992

Proceedings of the 28th regional archeological symposium including the text of papers presented during the conference.
Date: 1993
Creator: unknown
Object Type: Book
System: The Portal to Texas History
Transactions of the Regional Archeological Symposium for Southeastern New Mexico and Western Texas: 1990 (open access)

Transactions of the Regional Archeological Symposium for Southeastern New Mexico and Western Texas: 1990

Proceedings of the 26th regional archeological symposium including the text of papers presented during the conference. It also includes the meeting minutes for the April 7, 1990 SWFAS Executive Committee meeting.
Date: 1991
Creator: Hedrick, Carrol
Object Type: Book
System: The Portal to Texas History
List of Pensioners on the Roll January 1, 1883; Giving the Name of Each Pensioner, the Cause for Which Pensioned, the Post-Office Address, the Rate of Pension Per Month, and the Date of Original Allowance, as Called for by Senate Resolution of December 8, 1882. Volume 5 (open access)

List of Pensioners on the Roll January 1, 1883; Giving the Name of Each Pensioner, the Cause for Which Pensioned, the Post-Office Address, the Rate of Pension Per Month, and the Date of Original Allowance, as Called for by Senate Resolution of December 8, 1882. Volume 5

List of men receiving military pensions following the U.S. Civil War, organized by state and county. It includes the certificate number, name, address, reason for pension, monthly amount, and date initiated for each person. This final volume includes men living abroad who have U.S. pensions.
Date: 1883
Creator: United States. Congress. Senate.
Object Type: Book
System: The UNT Digital Library
Convairiety, Volume 2, Number 13, June 22, 1949 (open access)

Convairiety, Volume 2, Number 13, June 22, 1949

Bimonthly newsletter published for employees of the Convair Division in Fort Worth containing work-related information, updates about employees, and other news.
Date: June 22, 1949
Creator: Consolidated Vultee Aircraft Corporation
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Effects of Deepwater Horizon Crude Oil on Visual Function in Teleost Fishes (open access)

Effects of Deepwater Horizon Crude Oil on Visual Function in Teleost Fishes

The Deepwater Horizon oil spill released millions of barrels of oil into the Gulf of Mexico, impacting economically and ecologically important fishes. Polycyclic aromatic hydrocarbons (PAHs) present in the oil have been shown to cause developmental impairments in early life stage fishes, such as morphological and behavioral changes related to eye formation and visual processing following PAH exposure. Prior research reported reduced eye growth in open water, pelagic species, as well as reduced photoreceptor-specific transcription factors associated with eye development following exposure to crude oil. Though changes in transcriptomic-level pathways associated with vision and visual processing have been reported, it has yet to be determined how these changes relate to physiological or behavioral-level effects in fish. Therefore, the present studies evaluated the effect of weathered crude oil on eye development and visual function in mahi-mahi, red drum, sheepshead minnow, and zebrafish larvae. Fish were assessed through several visually-mediated behavioral assays, analyzed histologically and immunohistologically, along with subsequent transcriptomic analyses and associated gene expression changes. Larvae exposed to crude oil experienced significantly reduced abilities to exhibit optomotor or optokinetic responses relative to controls, with associated reductions in retinal development. Furthermore, genes associated with eye development and phototransduction were downregulated, with subsequent …
Date: August 2018
Creator: Magnuson, Jason T
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Geothermal power plants of Mexico and Central America: a technical survey of existing and planned installations (open access)

Geothermal power plants of Mexico and Central America: a technical survey of existing and planned installations

In this report, the fifth in a series describing the geothermal power plants of the world, the countries of Mexico and of Central America are studied. The geothermal plants are located in areas of recent and active volcanism; the resources are of the liquid-dominated type. Details are given about the plants located at Cerro Prieto in Mexico and at Ahuachapan in El Salvador. In both cases, attention is paid to the geologic nature of the fields, the well programs, geofluid characteristics, energy conversion systems, materials of construction, effluent handling systems, economic factors and plant operating experience. Exploration and development activities are described for other promising geothermal areas in Mexico and El Salvador, along with those in the countries of Costa Rica, Nicaragua, Guatemala, Honduras, and Panama.
Date: July 1, 1978
Creator: DiPippo, Ronald
Object Type: Report
System: The UNT Digital Library
Bulletin of the Texas Archeological Society, Volume 70, 1999 (open access)

Bulletin of the Texas Archeological Society, Volume 70, 1999

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1999
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 31, 1960 (open access)

Bulletin of the Texas Archeological Society, Volume 31, 1960

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1961
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 59, 1988 (open access)

Bulletin of the Texas Archeological Society, Volume 59, 1988

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1989
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 49, 1978 (open access)

Bulletin of the Texas Archeological Society, Volume 49, 1978

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1978
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 27, 1956 (open access)

Bulletin of the Texas Archeological Society, Volume 27, 1956

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1956
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 38, 1967 (open access)

Bulletin of the Texas Archeological Society, Volume 38, 1967

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1968
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 65, 1994 (open access)

Bulletin of the Texas Archeological Society, Volume 65, 1994

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1994
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 66, 1995 (open access)

Bulletin of the Texas Archeological Society, Volume 66, 1995

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1995
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological Society, Volume 68, 1997 (open access)

Bulletin of the Texas Archeological Society, Volume 68, 1997

Annual journal of the Texas Archeological Society documenting research and findings of members as well as activities of the organization.
Date: 1997
Creator: Texas Archeological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Bulletin of the Texas Archeological and Paleontological Society, Volume 5, September 1933 (open access)

Bulletin of the Texas Archeological and Paleontological Society, Volume 5, September 1933

Annual journal of the Texas Archeological and Paleontological Society documenting research and findings of members as well as activities of the organization.
Date: September 1933
Creator: Texas Archeological and Paleontological Society
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
[Letter from I. H. Kempner, Jr., to D. W. Kempner, October 25, 1951] (open access)

[Letter from I. H. Kempner, Jr., to D. W. Kempner, October 25, 1951]

Letter from I. H. Kempner, Jr., to D. W. Kempner discussing events and current information. Responding notes from D. W. Kempner are handwritten in the margins and back of the letter.
Date: October 25, 1951
Creator: Kempner, Isaac Herbert, Jr.
Object Type: Letter
System: The Portal to Texas History
Adsorbent Clays: Their Distribution, Properties, Production, and Uses (open access)

Adsorbent Clays: Their Distribution, Properties, Production, and Uses

From Abstract: "This bulletin is a summary of present knowledge of the adsorbent or bleaching clays-their distribution, field and laboratory identification, physical and chemical properties, uses, quality, and value. Problems in the drying, treating with acids, and washing are discussed, and methods of testing and rating decolorizing efficiency are described."
Date: 1943
Creator: Nutting, P. G.
Object Type: Report
System: The UNT Digital Library
Good Neighbor Environmental Board Annual Report: 2011 (open access)

Good Neighbor Environmental Board Annual Report: 2011

Fourteenth annual report of the U.S. Good Neighbor Environmental Board, specifically focusing on avenues for renewable energy production in the U.S.-Mexico border region.
Date: Autumn 2011
Creator: United States. Good Neighbor Environmental Board.
Object Type: Report
System: The UNT Digital Library
Migration Information Gathering by Mexican-origin Immigrants in the Pre-migration Phase (open access)

Migration Information Gathering by Mexican-origin Immigrants in the Pre-migration Phase

U.S. immigration procedures are complex and may elude the average individual seeking admission to the United States. Understanding this, the current study investigates how information resources are used by potential migrants to learn about the migratory process. Using a mixed-methods approach, I interviewed 30 Mexican immigrants with unauthorized immigration experience about the process of gathering migration information in the pre-migration phase. Qualitative data were coded using seven themes generated from the primary research questions, including: Information Resources, Resources Used During Migration, Motivation for Migration, Method of Migration, Lack of Information/Misinformation, Types of Help and Types of Information. Findings suggest that the factors motivating migrants to come to the U.S. are combined in complex ways and lack of information about legal alternatives to unauthorized migration is an important factor influencing method of migration. Also, while access to new information resources is increasing, these resources are not being tapped for migration information.
Date: December 2015
Creator: Hudson, Cassie
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Exploring Teachers’ Constructivist Beliefs Using Talis 2013: Approaches to Training and Development (open access)

Exploring Teachers’ Constructivist Beliefs Using Talis 2013: Approaches to Training and Development

The changing landscape of demographics, technology, and diversity in the learning environment is challenging schools around the world to rethink their approaches to the implementation of high-quality teaching practices. Classroom practices are becoming more complex because educators have to ensure that their students are well-equipped with 21st century skills (e.g., Darling-Hammond, 2010; Dede, 2010; Griffin, McGaw, & Care, 2012). Educators, curriculum developers, and school administrators need to be more than experts in pedagogy. They are now required to keep up with current ideas, innovative instructional practices, and the results of a variety of educational reform efforts. Believing that teachers’ beliefs are the most important psychological construct with regard to instructional practices (Pajares, 1992) and that teachers’ beliefs are related to their choice of classroom practices and, ultimately, the students’ performance (Bybee, Taylor, Gardner, Van Scotter, Powell, Westbrook, & Landes, 2006; Staub & Stern, 2002), the author of this study utilizes the international data set of the Teaching and Learning International Study (TALIS) 2013 to examine the associations between teachers’ constructivist beliefs, their self-efficacy beliefs, professional activities, and the school principals’ instructional leadership as related to lower secondary school teachers and principals in South Korea, Finland, and Mexico. These three countries …
Date: August 2015
Creator: Angnakoon, Putthachat
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Texas International Law Journal, Volume 46, Number 2, Spring 2011 (open access)

Texas International Law Journal, Volume 46, Number 2, Spring 2011

Journal containing "academic articles, essays, and student notes in the areas of public and private international law, international legal theory, the law of international organizations, comparative and foreign law, and domestic laws with significant international implications" (p. ii). This issue covers Texas-Mexico Border Wall, status in modern China, Israel/Palestine separation barrier, South Africa culture of barbed wire, affirmative action in higher education, Nubian sandstone aquifer system, and choice of law and Islamic finance.
Date: Spring 2011
Creator: University of Texas at Austin. School of Law.
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Archivos de Laredo: Documents for the History of Laredo (open access)

Archivos de Laredo: Documents for the History of Laredo

Translation and summaries of materials from the Laredo Archives, held by St. Mary's University in San Antonio, Texas; the documents contain information related to the history of Laredo, including religion, political life, ordinances and laws, education, military life, and land questions.
Date: October 1999
Creator: Wood, Robert D.
Object Type: Book
System: The Portal to Texas History